1,2-Butanedithiol
1,2-Butanedithiol
CAS: 16128-68-0
Molecular Formula: C4H10S2
1,2-Butanedithiol - Names and Identifiers
| Name | 1,2-Butanedithiol |
| Synonyms | FEMA 3528 AI3-61993 FEMA No. 3528 1,2-Dithiolbutane 1,2-Butanedithiol Butan-1,2-dithiol butane-1,2-dithiol 1,2-Butanebisthiol 1,2-Butanedithiole 1,2-Dimercaptobutane 1-Ethyl-1,2-ethanedithiol 1,2-BUTANEDITHIOL FEMA NO.3528 |
| CAS | 16128-68-0 |
| EINECS | 240-290-8 |
| InChI | InChI=1/C4H10S2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3 |
1,2-Butanedithiol - Physico-chemical Properties
| Molecular Formula | C4H10S2 |
| Molar Mass | 122.25 |
| Density | 1.0390 |
| Melting Point | -53.9°C (estimate) |
| Boling Point | 77°C/28mmHg(lit.) |
| Flash Point | 61.1°C |
| JECFA Number | 537 |
| Vapor Presure | 1.47mmHg at 25°C |
| Appearance | liquid (estimate) |
| Color | Colorless to Almost colorless |
| pKa | 9.80±0.10(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.5210 to 1.5250 |
| Physical and Chemical Properties | Liquid. Sulfur and roasted meat aroma. Boiling point 77 C (3732Pa). Insoluble in water, miscible in oil. |
1,2-Butanedithiol - Reference Information
| FEMA | 3528 | 1,2-BUTANEDITHIOL |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA(mg/kg): baked products, meat products, soups, snacks, sauces and nut products are all 0.2 (the dosage of total dithiol shall not exceed 1.0). |
| use | GB 2760-2002 specified as allowed food spices. |
Last Update：2024-04-09 20:52:54
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